alertnessDict.lkDict.lk - Sinhala to English DictionaryMeaning alertness Tweet Sinhala Dictionary definitions for alertnessalertness 🔊 /ʌlɚˈtnʌs/alertness : පරීක්ෂාකාරී බවalertness : සාවධාන බවalertness definitionNoun. The quality of being alert or on the alert; briskness; nimbleness; activity.Lern More AboutWiki Definition: alertnessGoogle Search result: GoogleWiki Article: Wikipedia Tweet